1085557016 has 16 divisors (see below), whose sum is σ = 2082755400. Its totient is φ = 530155584.

The previous prime is 1085556919. The next prime is 1085557043. The reversal of 1085557016 is 6107555801.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1577501 + ... + 1578188.

Almost surely, 2^1085557016 is an apocalyptic number.

It is an amenable number.

1085557016 is a deficient number, since it is larger than the sum of its proper divisors (997198384).

1085557016 is a wasteful number, since it uses less digits than its factorization.

1085557016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3155738 (or 3155734 counting only the distinct ones).

The product of its (nonzero) digits is 42000, while the sum is 38.

The square root of 1085557016 is about 32947.7922780875. The cubic root of 1085557016 is about 1027.7422554783.

The spelling of 1085557016 in words is "one billion, eighty-five million, five hundred fifty-seven thousand, sixteen".